SPARTA (7 Jul 2014)
# flow around a sphere on a uniform grid
# particles are created initially and input at boundaries at stream velocity

variable            x index 10
variable            y index 10
variable            z index 10

variable            n equal 10*$x*$y*$z
variable            n equal 10*100*$y*$z
variable            n equal 10*100*100*$z
variable            n equal 10*100*100*100
variable            fnum equal 7.33e+21/v_n

seed	    	    12345
dimension   	    3
global              nrho 7.03E18
global              fnum ${fnum}
global              fnum 733000000000000
timestep 	    1.E-5
global              gridcut 0.1
global              surfmax 300

boundary	    o o o
create_box          -5.0 5.0 -5.0 5.0 -5.0 5.0
Created orthogonal box = (-5 -5 -5) to (5 5 5)
create_grid         $x $y $z
create_grid         100 $y $z
create_grid         100 100 $z
create_grid         100 100 100
Created 1000000 child grid cells
  parent cells = 1
  CPU time = 0.172299 secs
  create/ghost percent = 79.8043 20.1957

balance_grid        rcb cell
Balance grid migrated 0 cells
  CPU time = 3.39472 secs
  reassign/sort/migrate/ghost percent = 2.11608 0.245145 0.613717 97.0251

species		    ar.species Ar

mixture             air Ar frac 1.0
mixture 	    air group species
mixture             air Ar vstream 2500.0 0.0 0.0 temp 300.00

fix		    in inflow air all

collide		    vss air ar.vss

read_surf	    1 data.sphere
  602 points
  1200 triangles
  -1 1 xlo xhi
  -1 1 ylo yhi
  -1 1 zlo zhi
  0.100631 min triangle edge length
  0.00439601 min triangle area
  1856 = cells with surfs
  8088 = total surfs in all grid cells
  10 = max surfs in one grid cell
  1.00631 = min surf-size/cell-size ratio
  994888 3256 1856 = cells outside/inside/overlapping surfs
  1856 = surf cells with 1,2,etc splits
  995.862 995.862 = cell-wise and global flow volume
  CPU time = 2.15063 secs
  read/surf2grid/error/ghost/inout percent = 2.3229 4.83133 0.73448 80.0242 12.0871
surf_collide	    1 diffuse 300.0 1.0
surf_modify         collide 1 1

create_particles    air n 0
Created 9551033 particles
  CPU time = 1.7887 secs

fix                 3 balance 100 1.1 rcb mol
ERROR: Illegal fix balance command (../fix_balance.cpp:66)
